Give Me The Uses Of:, A) Test Tube, B) Graduated Cylinder, Answer A And B

Give me The Uses Of:
A) Test Tube
B) Graduated Cylinder
Answer A and B

 

A. Test tubes are widely used by chemists to handle chemicals, especially for qualitative experiments and assays. Their spherical bottom and vertical sides reduce mass loss when pouring, make them easier to wash out, and allow convenient monitoring of the contents.

B. A graduated cylinder, measuring cylinder or mixing cylinder is a common piece of laboratory equipment used to measure the volume of a liquid. It has a narrow cylindrical shape. Each marked line on the graduated cylinder represents the amount of liquid that has been measured