Show pictures of common laboratory materials?

Here are some pictures of common laboratory materials:

[Image of a beaker]

[Image of a test tube]

[Image of a graduated cylinder]

[Image of a flask]

[Image of a petri dish]

[Image of a microscope]

[Image of a balance]

[Image of a hot plate]

[Image of a centrifuge]

[Image of a spectrophotometer]