Bunsen burner
Bunsen burners are equipment used to produce high temperatures by
burning gases such as propane or natural gas. Bunsen burners can
be adjusted to control the amount of combustible gas and air therefore
causing some changes
in the burning temperature. However, Bunsen burners always burn
at
high temperatures and must be used with caution.
Ring Stand and Accessories
A ring stand is a metal rod with a base used to suspend or raise
equipment above the work surface. Many accessories are designed
to assist in specific
labs. One such accessory is a buret clamp that attaches to a ring
stand
and holds a buret. One of the most versatile accessories is a
simple
iron ring. A ring can hold a funnel, a wire mesh that can hold
beakers
and flasks, or a clay triangle that can hold crucibles and evaporating
dishes.
A utility clamp can be used to hold many piece of equipment. More
that
one of these accessories can be attached to the same ring stand in
order
to accomplish the tasks of the chemist.