19.15 Chem. 9.1,3; CLA 1, 2 This is used to keep contaminated external air from entering a building.

21.19 Chem. 9.1-3; CLA 1, 2 An excavation that is greater than __________ feet deep will require shoring.

20.12 Chem. 9.1-3; CLA 1 What organization establishes the requirements about how hazardous materials can be stored?

20.5 Chem. 9.1-3; CLA 1 Which of the following is used to identify potential hazards that could result in accidents?

A zone of alarm is set up to detect high toxic gas levels down wind of a piece of dangerous equipment.

20.15 Chem. 9.3; CLA 1, 2 Inspections and audits are _________________ rather than reactive to an accident.

21.15 Chem. 9.1-3; CLA 1, 2 What percent of deaths/fatalities are caused by improper rescuer entry?

20.5 Chem. 9.1-3; CLA 1 Which of the following is used to identify potential hazards that could result in accidents?

20.12 Chem. 9.1-3; CLA 1 What organization establishes the requirements about how hazardous materials can be stored?

24.3 CLA1; Chem 9.3 Which class of fires involves combustible metals?