Question

1. which of the following sre potential hazards which you might encounter in the laboratory? (select all that apply)

infectious microorganisms

open flames

hot surfaces

corrosive chemicals

sharp tools or broken glass

gamma radiation

magnetic fields

2. you have just washed your hands after completing your lab work. Where should the paper towels used to dry your hands be discarded?

regular trash receptacle

biohazard bag

sharps container

3. which of the following items can be washed in the sink after use in the laboratory? (select all)

dissection tools

glassware that was not used with hazardous chemicals

e coli culture tubes

inoculating tubes

dissection trays

Answer 1

ANS.1- The answer should be all of the above because infectious organisms can cause infections to the person. Open flames are more likely to ignite a fire in the laminar. Hot surfaces, corrosive chemicals, sharp tools or broken glasses and sharp containers can cause damage to the person. Gamma radiation can cause mutations to the person.

ANS.2- They all should be discarded in the biohazard bag because it carries potential biohazard.

ANS.3- The glasswares and dissection trays can be washed because it can not contain any harmful microbe.