pipetting

"The recipe calls for a precise measure of baking soda. "

"The room is 9x12x8, so its volume is 864 cubic feet."

"a blood sample"

"He listened carefully to his mother's concerns, feeling sorrowful about her disappointment. "

"A liquid can freeze to become a solid or evaporate into a gas."

"She is using a calculator to solve the math problem. "

"The student used a pipette to carefully add a small amount of acid to the solution. "

"The scientist carefully pipetted 2 milliliters of the solution into the test tube. "

"The toothpaste came in a bright red plastic tube. "

"The difficult exam was a real test of her knowledge. "

"The scientist studied the effects of different types of soil on plant growth. "

"The transfer of the student to a different class was announced in a school memo. "