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Card 6

Front

How do you save energy in your home?

Back

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Card 7

Front

what is payback time?

Back

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Card 8

Front

What is Loft insulation?

Back

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Card 9

Front

What is cavity walls& insulation?

Back

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Card 10

Front

What is draught-proofing?

Back

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Card 11

Front

What is double glazing?

Back

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Card 12

Front

what is a thermogram?

Back

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Card 13

Front

#why are useful machines useful?

Back

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Card 14

Front

Is all of the output energy useful?

Back

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Card 15

Front

What is a sankey diagram?

Back

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