Materials For Furniture Construction: Wood

Question 0

The most prevalent raw material for furniture industries; Unique and valuable medium taking advantage of the distinct and challenging qualities and characteristics offered by its numerous species

Answer 0

Wood

Question 1

Timber sawn or split in the form of beams, boards, joists, planks especially that which is smaller than heavy timber

Answer 1

Lumber

Question 2

These are coniferous or cone-bearing, needle-leafed, usually evergreen trees; examples are pine, cedar, cypress, fir and redwood

Answer 2

Softwoods

Question 3

These are deciduous or broad-leafed trees; have pores or vessels; examples are ash, cherry, maple, oak, teak, mahogany, poplar

Answer 3

Hardwoods

Question 4

Philippine wood specie that is light in color, has interlocking grain, moderately hard to cut, and is used for low grade beams, girders, rafters, purlins, chords, flooring, veneer and plywood face.

Answer 4

Almon

Question 5

Philippine wood specie that is reddish brown in color, has interlocking grain and ribbon figure, moderately hard to cut, coarse texture, and is used for medium grade beams, girders, rafters, chords and purlins

Answer 5

Apitong

Question 6

Philippine wood specie that is similar to pine, softwood and used for paneling

Answer 6

Almaciga

Question 7

Philippine wood specie that is light in color, has interlocking grain and tibbon figure, moderately hard to cut, moderate coarse and is used for low grade beams, girders, rafters, chords, purlins and flooring

Answer 7

Bagtikan

Question 8

Philippine wood specie that is refdish brown in color, moderately hard to cut and is used for door panels, furniture, and bowls

Answer 8

Balayong

Question 9

Philippine wood specie that is light in color, has interlocking grain, soft to cut, moderate coarse and is used for santos

Answer 9

Batikuling

Question 10

Philippine wood specie that is reddish brown in color, has straight grain, hard to cut, moderately fine texture and is used for flooring and stair riser

Answer 10

Batis

Question 11

Philippine wood specie that is greenish or light brown in color with dark brown bands, had interlocking, wavy, or curly grain, hard to cut and is used for high grade furniture and cabinetry, veneer, and plywood face

Answer 11

Dao

Question 12

Philippine wood specie that is reddish brown in color, has interlocking grain and ribbon figure, hard to cut, moderately fine texture and is used for bentwood articles, medium grade furniture and cabinetry, high grade beams, girders, rafters, chords and purlins, flooring, stair riser, tread and railing

Answer 12

Guijo and Ipil

Same qualities

Question 13

Philippine wood specie that is black in color with brownish streaks, very hard to cut, and is used for chest and jewelry boxes, counter surfaces, moulding and ornaments, flooring, stair riser, tread and railings, door frames, post and other parts requiring strength and durability

Answer 13

Kamagong

Question 14

Philippine wood specie that is reddish brown or light in color, has interlocking grain, moderate to hard to cut, moderately coarse texture, and is used for chest and jewelry boxes, counter surfaces, door panel, mouldings and ornaments, low grade beams, girders, rafters, chords, and purlins

Answer 14

Red or White Lawaan (Lauan)

Question 15

Philippine wood specie that is yellowish in color and is used for stair tread and flooring

Answer 15

Mangachapul

Question 16

Philippine wood specie that is reddish in color, has interlocking grain, ribbon figure, moderately hard to cut, coarse texture and is used for bentwood articles, furniture and cabinetry

Answer 16

Mayapis

Question 17

Philippine wood specie that is reddish in color, had interlocking grain, ribbon figure, very hard to cut, fine texture, and is used for showcase and counter surfaces, mouldings and ornaments, sidings, door panels, window sills, stair riser and treads, posts and other parts requiring strength and durability

Answer 17

Molave

Question 18

It is the most expensive Philippine wood specie that is pale yellow to red in color, hard to cut, has fine texture and is used for high grade furniture and cabinetry, floorings, sidings, stair railing, door panels and frames and veneer and plywood face

Answer 18

Narra

Question 19

Philippine wood specie that is red to dark red in color, has interlocking grain, ribbon figure, moderately hard to cut, and is used for chest and jewelry boxes, showcase and counter surfaces, medium grade furniture and cabinetry, low grade beams, girders, rafters, purlins, flooring and door frames, veneer and plywood face. This is so known as Philippine Mahogany

Answer 19

Tanguile

Question 20

Philippine wood specie that is similar to Tanguile ad the most common lumber in the market used generally for framings, joists, trusses and nailers

Answer 20

Apitong

Question 21

Philippine wood specie that is a softeood and is used for panelings, sidings, flooring, framing, trusses and furniture

Answer 21

Pine Benguet

Question 22

Philippine wood specie that is yellowish to dark brown in color, has interlocking grain, ribbon figure, moderately hard to cut, coarse texture, and is used for flooring, door frames, shelves, posts and other parts requiring strength and durability

Answer 22

Yakal

Question 23

Imported wood specie that is light grayish-brown to reddish brown in color, has striking grain figure and large open pores and is heavy, strong and hard and durable under exposure and great wear resistance

Answer 23

Oak

Question 24

Imported wood specie that is creamy white to light reddish brown in color, straight grained and has tiny wood pores, is heavy, hard, strong and stiff and has good shock resistance. It also has bird's eye pattern and special burl figures

Answer 24

Maple

Question 25

Imported wood specie that is light gray-brown to dark purple brown in color, has wide variety of plain and highly figured patterns, very strong and stable, moderately heavy and stiff and has good shock resistance

Answer 25

Walnut

Question 26

Imported wood specie that is cream to light reddish brown in color, has visible resign canals and obvious annual rings, moderately light, soft and stiff and has good shock resistance

Answer 26

Pine

Question 27

Imported wood specie that is creamy white to light reddish brown in color, has extremely small pores, is heavy, hard, strong and stiff with very good shock resistance

Answer 27

Birch

Question 28

Imported wood specie light to dark reddish brown, has straight grain and small individual pores, is moderately hard and heavy, with good shock and weather resistance

Answer 28

Cherry

Question 29

Imported wood specie that is grayish through creamy white through to a reddish-dark brown in color, had distinct straight grains and open pores, is tough, heavy and hard with goos shock resistance

Answer 29

Ash

Question 30

Imported wood specie that is yellowish brown through reddish brown to dark red in color, frequently highly figured grain pattern and open wood pores, is extremely stable, moderately hard, even textures and heavy

Answer 30

Mahogany

Question 31

Imported wood specie that is very light brown in color, has distinct straight grain and open pores, turns well and is easily worked, commonly used as bentwood

Answer 31

Beech

Question 32

Imported wood specie that is light yellow to brownish-yellow with green tinge, even textured and straight grain pattern with barely visible pores, medium to light weight, moderately hard, stiff and shock resistant

Answer 32

Poplar

Question 33

Imported wood specie that is tawny yellow to dark brown in color with frequent lighter and darker streaks, has a pattern very similar to walnut, is heavy, strong, oily and tough

Answer 33

Teak

Question 34

Imported wood specie that is creamy white to reddish brown in color, has occasionally dark streaks and large wood pores, is very heavy, closed grain, hard and strong

Answer 34

Pecan

Question 35

Imported wood specie that is light to dark brown often containing shades of red, is straight grain pattern with obvious light and dark boundaries, is moderately hard and heavy, shock resistant and has excellent bending qualities

Answer 35

Elm

Question 36

Imported wood specie that has various shades of dark brown to dark purple in color with conspicuous dark streaks, large open pores, very hard, very heavy with extremely coarse texture

Answer 36

Rosewood

Question 37

Imported wood specie that is creamy white to yellowish in Color with obvious alternating spring and summer growth rights, is moderately heavy, hard and stiff, has pronounced resin canal and wild grain markings making it a difficult wood to finish

Answer 37

Fir

Question 38

Imported wood specie that is deep reddish-brown in color with alternating spring and summer growth rings, is light, string and stiff, moderately hard and marginally shock resistant

Answer 38

Redwood

Question 39

Imported wood specie that is light red in color with light colored streaks, knotty pattern and other natural markings, is highly aromatic and moderately hard though brittle

Answer 39

Cedar

Question 40

Imported wood specie that is pale reddish-brown in color, has obvious wide growth pattern and small wood pores, is moderately hard and heavy, fine textured and good shock resistance

Answer 40

Sycamore

Question 41

Imported wood specie that is pale to dark brown in color with occasional red streaks running throughout, has large open wood pores, soft to medium texture and moderate shock resistance

Answer 41

Butternut

Question 42

Imported wood specie that is creamy white to creamy brown in color with frequent reddish markings, faint hrowth rings and broad wood raise which are darker than the background wood, light weight and moderately stiff, very weak with low resistance to shock

Answer 42

Basswood

Question 43

9 Important properties that should be considered on the choice of lumber

Answer 43

``` Strength Workability Drying properties Bending qualities Grain structure Finishing Resistance to weathering and insect damage Glueing properties ```

Question 44

Drying method where lumber is strip-piled at a slope on a sold foundation to allow air to circulate around every piece while sloping allows water to run off quickly

Answer 44

Natural or sun drying

Question 45

Method of drying wood where the lumber is artificially dried to the correct moisture content

Answer 45

Kiln drying

Question 46

Wood that is surfaced on 1 side

Answer 46

s1s

Question 47

Wood that is surfaced on 2 sides

Answer 47

S2s

Question 48

Wood that is surfaced on 4 sides

Answer 48

S4s

Question 49

It is the dimension of a piece of wood before it is planed down

Answer 49

Nominal size

Question 50

It is the dimension of the lumber after it has been dressed

Answer 50

Actual size

Question 51

Formula for board foot

Answer 51

Height (in.) x width (in.) x length (in ft.)] / 12

Question 52

Type of wood grain that has fibers running approximately parallel with the vertical axis of the log from which it originated

Answer 52

Straight grain

Question 53

Type of wood grain when a straight-grained log is not sawn along its vertical axis

Answer 53

Diagonal grain

Question 54

Type of wood grain where fibers follow a spiral course with a that is either left or right-handed

Answer 54

Spiral grain

Question 55

Type of wood grain where the direction of wood fibers has constantly changed

Answer 55

Wavy grain

Question 56

Type of wood grain where fibers are at directions that are varying and irregular from the log's vertical axis

Answer 56

Irregular grain

Question 57

Type of wood grain where fibers lined up in opposite directions in each growth year

Answer 57

Interlocked grain

Question 58

Grain structure when wood is cur parallel to the grain direction and tangent to the growth rings

Answer 58

Plain or Flat Grain

Question 59

Grain structure when board is cut parallel to the grain direction bur through the radius of the growth rings

Answer 59

Quarter or Radial Grain

Question 60

Grain structure when board is cut across the grain or perpendicular to the grain direction and the growth rings

Answer 60

End Grain

Question 61

Method of sawing that produces the highest quantity of usable lumber by sawing several boards on one side of the log then turns it 90 degrees and continues in this manner "sawing around the log. It produces boards that show flat grain on their faces and quarter grain on the edges

Answer 61

Plain Sawing

Question 62

Method sawing where the log is cut in quarters, then slices each quarter into boards, either by cutting boards from the two flat sides alternately or making parallel cuts. It produces boards with quarter grain on their faces and flat grain on the edges

Answer 62

Quarter Sawing

Question 63

Method of sawing that produces wider boards and show mixed grain - flat grain near the center of the face and quarter grain near the edges. It is also called sawing through and through

Answer 63

Live Sawing