Lab Inspection FAQ - Chemical and Equipment Safety

Why do I need a chemical abbreviation guide?

These guides help ensure that anyone in your space will know what abbreviations are in use. They can assist in emergency situations or if someone from the lab is not present. A template is available to help with establishing one for your lab. Please complete and post in each lab room.

Why do I have to test my emergency eyewash?

Rust can accumulate in water pipes. Testing eyewashes ensure clean water is available in an emergency. Flush test your eyewashes on a monthly basis by slowly pushing the handle away from you until water is flowing freely and you see that the stream(s) will be able to effectively rinse your eyes. Let it run for 15 seconds. Mark the eyewash tag with your initials and the date; including the year. For eyewashes that do not have plumbed drains, use a small basin capable of holding the drained water while flush testing the eyewash for 15 seconds. All eyewashes, whether they have a drain...

Where can I find guidance on how to properly store chemicals?

Chemicals should always be segregated and stored based on their chemical class and compatibility. Storage requirements such as allocated area, shelving, cabinets and secondary storage should be taken into consideration. See the document Safe Storage of Hazardous Chemicals found on the Resources and Guides page for more information on this topic.

When should I label my waste container?

Label your chemical waste container as soon as you start collecting waste. Every container must be labeled with a Hazardous Waste Program (HWP) label. Starting from the first day waste begins accumulating, you have six months before EH&S needs to come to pick it up.

What type of restraints are used to adequately secure gas cylinders?

Go with metal chains/bands and racks made of Unistrut or other non-combustible material. Restraints should be positioned at approximately 1/3 and 2/3 the height of the cylinder. Chains should be tight enough so as to hold the cylinders in place and prevent it from falling over. Your inspector can help you determine if the cylinders are secure. gas cylinders chained to a wall

Why do I have to cap my gas cylinder?

The regulator and valve are vulnerable if the cylinder were to fall. Remove the regulator if the cylinder is not in use. Protect the valve with the cylinder cap to prevent the sudden release of gas under high pressure. The release of pressurized gas can cause the cylinder to become a projectile.