Concrete is the same thing as cement.

• True

• False

Water used to mix concrete should be free of impurities.

• True

• False

Skin protection is necessary to prevent irritation.

• True

• False

To calculate volume, use length times width divided by depth.

• True

• False

Slump tests determine the uniformity of the concrete.

• True

• False

Water is used to produce cement.

• True

• False

Aggregate should be clean before mixing.

• True

• False

Concrete is harmless, so safety is not an issue.

• True

• False

Fuller's Rule is used to estimate the total raw materials needed.

• True

• False

A six-gallon mix means six gallons of water for every sack of cement.

• True

• False