#1
Which of the following is a common chemical hazard in laboratories?
Hydrogen sulfide
ExplanationCommonly found in laboratories, poses health risks.
#2
What does PPE stand for in chemical safety?
Personal Protective Equipment
ExplanationEquipment to minimize exposure to hazards.
#3
Which of the following is a common chemical inhalation hazard?
Ozone
ExplanationCan irritate respiratory system in high concentrations.
#4
What is the purpose of a chemical spill kit?
To provide emergency response to chemical spills
ExplanationContains materials to contain and clean up spills.
#5
What is the primary purpose of chemical labeling?
To provide information on chemical composition
ExplanationIndicates contents and associated hazards.
#6
What does MSDS stand for in chemical safety?
Material Safety and Data Sheet
ExplanationProvides detailed information on chemical hazards.
#7
Which chemical hazard symbol represents 'corrosive'?
Corrosion
ExplanationIndicates substances that can cause damage upon contact.
#8
What is the purpose of a fume hood in a laboratory?
To provide ventilation and contain harmful fumes
ExplanationProtects users from inhaling hazardous vapors.
#9
Which of the following is a common chemical storage practice?
Storing chemicals in ventilated areas
ExplanationPrevents accumulation of hazardous vapors.
#10
What is the purpose of conducting a risk assessment in chemical safety?
To identify hazards and reduce risks
ExplanationCritical for implementing safety measures.
#11
Which chemical hazard symbol represents 'toxic'?
Skull and crossbones
ExplanationIndicates substances harmful if ingested or inhaled.
#12
Which agency in the United States regulates chemical safety in the workplace?
Occupational Safety and Health Administration (OSHA)
ExplanationEnsures workplace safety standards are met.
#13
What is the purpose of a safety shower in a laboratory?
To provide emergency decontamination
ExplanationQuickly removes chemicals from skin or clothing.
#14
Which organization establishes globally harmonized system (GHS) for chemical labeling and classification?
United Nations (UN)
ExplanationAims to standardize hazard communication worldwide.
#15
What does the acronym COSHH stand for in chemical safety?
Control of Substances Hazardous to Health
ExplanationRegulates exposure to hazardous substances.
#16
What is the purpose of a chemical hygiene plan (CHP) in laboratories?
To ensure safe handling of chemicals
ExplanationEstablishes procedures for chemical handling.