Human and Environment 4/4

Which material has the highest amount of carbon footprint?

• Thermal insulation

• Concrete

• Steel

• Aggregate

Which one is NOT the characteristics of the Green Materials?

• High capacity

• Nontoxic

• Biodegradable

• Sustainable

How many type of green material mention in the presentation?

• 2

• 3

• 4

• 5

What green material is made primarily from soil, sand, straw, and occasionally even lime?

• Cob

• Adobe brick

• Roof shingles

• Rubber

How many times paper can be recycled before losing its integrity?

• 1

• 7

• 2

• No limit

What is the disadvantage of biodiesel?

• Cannot be used in conventional diesel engine

• Must be mixed with lubricant oil

• Contain organic matter so the expiry date is short

• All of the above

Can bamboo be used in the current building?

• Yes

• No

• No idea

Biodiesel is a non sustainable resource for transportation.

• True

• False

• Maybe

• Cannot tell

Stone and adobe bricks are obsolete building materials for conventional buildings.

• True

• Not given

• False

• All of the above

What is/are the challenge(s) of using Cob material?

• Absorb moisture

• Heavy

• Insect attack

• All of the above