Because a lab is full of stuff that can be dangerous, acids and suchlike.
your food may easily be contaminated by chemicals in the lab.
No. It is a prepositional phrase. "In" is the preposition and "the lab" is, well, what it is in. At least, that is what i remember, i took that type of class last year.
Cleaning up the lab, what school you come from that never teach lab rules......
You might hurt yourself or someone esle.
Materials in a science lab can be toxic. Food and beverages may become contaminated with dangerous substances or organisms.
Take a spelling class.
150
Yes you will get it
I'm not sure what lab you are talking about, you idiot.
You need purple eyes to pass the retina scan at the Rock Lab. As explained on the computer in the Research lab, it can fool the scans used for security. Change them in the Research Lab. They will change back automatically.
your food may easily be contaminated by chemicals in the lab.
maths practicals
No. It is a prepositional phrase. "In" is the preposition and "the lab" is, well, what it is in. At least, that is what i remember, i took that type of class last year.
Cleaning up the lab, what school you come from that never teach lab rules......
They never get mean
The pay scale for lab assistant is the same as that of class 3 officer. Basic is 16000 rupees.
Lab tong, forearm, wrist