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Posts published in “Traditional Materials”

Uses of Timber

Timber is used for the following works: 1. For heavy construction works like columns, trusses, piles. 2. For light construction works like doors, windows, flooring…

Preservation of Timber

Preservation of timber means protecting timber from fungi and insects attack so that its life is increased. Timber is to be seasoned well before application…

Defects in Timber

Various defects which are likely to occur in timber may be grouped into the following three: (i) Due to natural forces (ii) Due to defective…

Properties of Timber

Properties of good timbers are: Colour: It should be uniform. Odour: It should be pleasant when cut freshly. Soundness: A clear ringing sound when struck…

Timber

Timber refers to wood used for construction works. In fact the word timber is derived from an old English word ‘Timbrian’ which means ‘to build’. A…

Uses of Cement

Cement is used widely for the construction of various structures. Some of them are listed below: (i) Cement slurry is used for filling cracks in…

Properties of Ordinary Portland Cement

(i) Chemical properties Portland cement consists of the following chemical compounds: (a) Tricalcium silicate 3 CaO.SiO2 (C3S) 40% (b) Dicalcium silicate 2CaO.SiO2 (C2S) 30% (c)…