Akademik

jacket
1. noun /ˈdʒæk.ɪt/
a) A piece of clothing worn on the upper body outside a shirt or blouse, often waist length to thigh length.
b) A piece of a person suit, beside trousers and, sometimes, waistcoat ; coat
Syn: coat, sleeve
2. verb /ˈdʒæk.ɪt/
To enclose or encase in a jacket or other covering.

...to...prevent...the loss of heat...there is also a layer of silicate cotton or slag wool. This latter material is also employed to jacket the chimney for a certain portion of its length.


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