Lab techniques and safety

What types of accidents should be reported in a lab?

• any serious accidents

• accidents involving chemical spills

• all accidents

What MSDS stands for?

• monthly safety data survey

• material safety data sheet

• monthly standard data summary

What to do if you get a large amount of chemicals on your clothes, shoes or body while in a lab?

• take you clothes or shoes off and use an emergency shower while in a lab

• rinse your clothes or shoes with a wet paper towel while in a lab

• quickly change your clothes or shoes while in a lab

• put on an apron while in a lab

Fume hood

• head-covering portion of a hazmat suit

• lab appliance where dangerous gases can be contained and vented out of the building

• alternate name for a gas mask

name of this symbol

• hazchem diamond

• hazmat diamond

• MSDS diamond

What important rule for safe and clean pouring?

• commit to the pour (do not hesitate)

• pour from distance of at least 10 cm to create a steady stream

• watch the level in the new container so you do not overpour

Meaning of yellow on a hazmat diamond

• signifies nuclear hazard

• signifies additional information

• signifies chemical reactivity hazard

What to do if you get a moderate amount of chemicals on your clothes or shoes while in a lab?

• Take your clothes or shoes off and wash the affected body parts while in a lab

• rinse off in a sink or eyewash while in a lab

• put on an apron while in a lab

How to dispose chemicals properly

• pour them down a drain

• check the MSDS for the proper disposal method

• dilute them with water

meaning of blue on a hazmat diamond

• signifies flammability hazard

• signifieschemical reaction

• signifies health hazard

• signifies nuclear hazard