insulation (n.)
the act of protecting something with a material that prevents heat, sound, electricity, etc. from passing through
compromise (n.)
an agreement made between two people or groups in which each side gives up some of the things they want so that both sides are happy
efficiency (n.)
the quality of doing something well with no waste of time or money
second-hand (adj.)
not new; owned by somebody else before
durable (adj.)
likely to last for a long time without breaking or getting weaker
function (n.)
a special activity or purpose of a person or thing
reputation (n.)
the opinion that people have about what somebody/something is like
demonstrate (v.)
to show something clearly by giving proof or evidence
depressing (adj.)
making you feel very sad and without enthusiasm
inspiring (adj.)
exciting and encouraging you to do or feel something
residence (n.)
a house, especially a large or impressive one
relevant (adj.)
closely connected with the subject you are discussing or the situation you are in
lobbying (n.)
to try to influence a politician or the government and, for example, persuade them to support or oppose a change in the law
conservation (n.)
the protection of the natural environment
sustainability (n.)
the use of natural products and energy in a way that does not harm the environment