Safety in the Lab

Question 1

type of Eye protection generally used when working with solutions that are not likely to damage eyes

Answer 1

General safety glasses

Question 2

Type of eye protection used to reduce lights of specific wavelength that enter the eyes

Answer 2

Laser safety glasses

Question 3

Type of eye protection used when dealing with chemicals and infectious substances or even flying debris that may reach the eyes

Answer 3

Chemical splash goggles

Question 4

Eye protection that offer protection from flying debris only

Answer 4

Impact goggles

Question 5

Used ( together with splash goggles) when working with chemicals that can cause immediate damage to the skin or eyes

Answer 5

Face shields

Question 6

Type of gloves that is used when working with bio hazards like human blood, body fluids etc)

Answer 6

Disposable latex

Question 7

Gloves used when working with bio hazards and chemical splash hazards

Answer 7

disposable nitrile

Question 8

Gloves used when working with bio hazards

Answer 8

disposable vinyl

Question 9

Gloves used when working with small volumes of corrosive liquids, organic solvents and flammable compounds

Answer 9

Natural rubber latex

Question 10

Gloves used when using apparatus under pressure, air or water reactive chemicals

Answer 10

Nitrile

Question 11

Gloves used when working with large volumes of organic solvents, small to large volumes of dangerous solvents and acutely toxic or hazardous materials

Answer 11

Butyl

Question 12

Used for hazardous material Spills

Answer 12

Viton ®II

Question 13

Gloves same as buttl and viton, added mechanical protection, hazardous material spills

Answer 13

Silver shield

Question 14

Gloves used when working with hot liquids and equipment, open flames, water bath or oil bath

Answer 14

Terrycloth autoclave

Question 15

Used when handling cryogenic liquids

Answer 15

Cryogen gloves

Question 16

Used when working with live animals and exposed to potential cuts

Answer 16

Wire mesh gloves

Question 17

Type of respirators used to protect against large droplets and splashes

Answer 17

Surgical masks

Question 18

Respirators used against dust, fumes, mists, microorganisms

Answer 18

N-95 respirator

Question 19

Respirator that purified air; protects against variety of particulates, vapors, dust, mists, fumes

Answer 19

Half mask respirators

Question 20

Same as half mask but with greater protection factor

Answer 20

Full face respirators

Question 21

Earplugs are useful when working in areas where sound levels average over ____ dBa

Answer 21

85 dBa

Question 22

Value that determines the suitability of the chemical fume hood for its use

Answer 22

Face velocity

ideal: 80 to 100 f/min

Question 23

Considerstions on proper positioning of the laboratory chemical hoods

Answer 23

Proximity to traffic
Proximity to supply air diffuser
Proximity to window and doors

Question 24

Used for first aid treatment for skin or eyes chemical splashes

Answer 24

Lab showers and eyewash fountains

Question 25

Considerations on proper chemical storage

Answer 25

• limit amount of chemicals that need to be stored
• Classify chemicals
• store according to compatibility
• provide security measurment
• area must be in adequate conditions