1) Two of the fluorescent tube lights are not on. The tech goes to the light switches. Flick: on, off. Flick: on, off on the second one. Flick. Flick. Flick. Flick. Flick. Flick. Finally, I say "The. Lights. Are. On. STOP NOW."
2) The tech has a Pipet-Aid thing, which sucks liquid up into pipettes. Pipettes are pre-marked at small intervals. (See below.)
She gets it calibrated.*
*If you are measuring out a cup of water with a... cup measure... this is like getting your kitchen faucet calibrated.