laboratory equipment [1]
These materials are highly varied: measurement instruments, various containers, heat sources, experimentation materials and mounting hardware.
stand 
Unit consisting of a base and a rod; it supports various laboratory apparatuses such as burettes and flasks.
base 
Heavy metal pedestal supporting the rod.
rod 
Long metal part to which various laboratory devices can be clamped.
Petri dish 
Flat transparent box for culturing microorganisms; it has a cover to protect them from contamination.
holder 
Part with a screw for attaching a clamp onto the stand’s rod.
clamp/holder 
Part attached to the stand’s rod by a holder and having tongs that clamp onto the laboratory equipment to hold it in place.
gas burner 
Device that is fueled by gas to produce a flame for heating chemical products.