Science: Insulation

insulation

Insulation
insulation

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COLD
ENERGY
FIRE
HEAT
HOT
INSULATOR
STOVE
SUN
TRANSFER
R C J R J M H T Y
B O Y X Y G R M R
V L T Y H A W Y R
P D V A N P R X Y
P T X S L Z E G D
V A F T Q U R S E
Y E I O I E S U N
R H R V N T Z N N
P Q E E X T O H I
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