Chemical and Biological Hazards

Question 1

it have the potential to cause adverse health effects such as breathing problems, burns, skin disease, and cancer.

Answer 1

chemical and biological hazards

Question 2

what are the examples of chemical hazards?

Answer 2

• welding fumes
• lead
• solvents
• asbestos
• spray paints

Question 3

solvents can cause

Answer 3

• irritate your eyes, nose and sore throat
• burn your skin
• damage your respiratory system

Question 4

prolonged exposure to welding fume may cause ____________ and various type of cancer, including lung, _____ and ________.

Answer 4

lung
larynx
urinary tract

Question 5

health effects from certain fumes may include:

Answer 5

metal fever
stomach ulcers
kidney damage
nervous system damage

Question 6

it can damage the central nervous system, cardiovascular system , reproductive systems, and kidneys. When absorbed into the body in high enough doses.

Answer 6

lead

Question 7

it was used to extensively in home construction from the early 1940s through the 1970s as highly-effective and inexpensive fire-retardant material and thermal insulator

Answer 7

asbestos

Question 8

the prolonged exposure to ____________ can lead to lung disease

Answer 8

asbestos fibers

Question 9

the primary dangers include fires and explosions from flammable paints and coatings, as well as exposure to chemical hazard and toxic substances

Answer 9

spray paint

Question 10

what are the common chemical found in confined spaces?

Answer 10

carbon monoxide
hydrogen sulfide
welding fumes
solvent vapor

Question 11

providing express first aid to the victim is meant to mitigate the toxic substance as fast as possible , while seeking medical assistance, maintaining breathing, blood circulation and other vital signs.

Answer 11

first aid treatment

Question 12

steps on how to correctly provide first aid:

Answer 12

• make sure that there is no other risk for you or the victim- due to administering first aid.
  If possible:
• identify the poison
• identify the dosage or the intake of such substance
• verify the duration (since how long has the victim taken it)
• the victims age and weight
• observe the symptoms (acute or mild)
• if the victim vomits, keep the vomited materials
• call an ambulance or the medical assistance to the care of the victim

Question 13

it is a biological substance that poses a threat to the health of living organisms, primarily humans. This could include a sample of a microorganism, virus or toxin that can adversely affect human health

Answer 13

biological hazards

Question 14

example of biological hazards

Answer 14

• solid waste
• sharp waste
• liquid waste
• pathological waste
• microbiological waste

Question 15

the occurrence of biological hazard in workplace can be:

Answer 15

• demolition
• renovations
• sewer work
• work on air handling systems
• work from contact with contaminated or disease-carrying sources

Question 16

what are contaminated or disease-carrying sources

Answer 16

• soil
• water
• insects
• birds or bat-dropping
• animals

Question 17

example of biological hazards in construction

Answer 17

• ultraviolet radiation
• drugs and alcohol
• blood-borne pathogens
• poisonous and infectious animals
• poisonous plants
• bacterias and viruses