Question

distinguish between modern cement and ancient cement 2 points​

Answer 1

Answer:

Hello mate✔✔✔

Modern Cement :-

• Modern concrete is typically made with portland cement, a mixture of silica sand, limestone, clay, chalk and other ingredients melted together at blistering temperatures.

Ancient Cement :-

• It is made by mixing volcanic ash in moist lime. It is a durable cement.

Hope it helps✔✔✔

Answer 2

Answer:

accient cement are made with simple and natural substance

Morden cement are made with chemical and man - made substances.