flasks

scientists often use flasks in their experiments.

make sure to clean the flasks after each use.

the laboratory was filled with various sizes of flasks.

she carefully poured the solution into the flasks.

flasks can be made of glass or plastic.

they labeled the flasks to avoid any confusion.

flasks are essential tools in chemistry labs.

he filled the flasks with different colored liquids.

flasks should be handled with care to prevent breakage.

she organized the flasks on the shelf by size.