She made beautiful flowers with crêpe paper.

This dress is made of muslin.

Paleogeography is a study that researches the past geographical conditions of the Earth.

He is writing a thesis on paleogeography.

He is a world-famous geographer.

Geographic Information Systems are very useful tools for map making and spatial data analysis.

He was completely deaf, he couldn't hear my words at all.

He was kept in the dark and was not informed about important company information.

The lens of this camera is easy to attach and remove.

This weight is very heavy.