Building Materials Bullet proof glass is made of thick glass sheet sandwiched by a layer of High test plastic Stainless steel Steel Chromium plate High test plastic Stainless steel Steel Chromium plate ANSWER DOWNLOAD EXAMIANS APP
Building Materials Sapwood consists of Portion of timber between heartwood and cambium layer Thin layers below the bark Innermost annular rings around the pith Thin fibre which extends from the pith outwards and holds the annular rings together Portion of timber between heartwood and cambium layer Thin layers below the bark Innermost annular rings around the pith Thin fibre which extends from the pith outwards and holds the annular rings together ANSWER DOWNLOAD EXAMIANS APP
Building Materials When a brick is immersed in water for 24 hours and then dried, if 10 percent surface is covered with grey or white deposits, the brick has slight efflorescence All listed here 50 percent surface is covered with grey or white deposits, the brick has serious efflorescence No grey or white deposits appear on the surface, the brick is free from soluble salts 10 percent surface is covered with grey or white deposits, the brick has slight efflorescence All listed here 50 percent surface is covered with grey or white deposits, the brick has serious efflorescence No grey or white deposits appear on the surface, the brick is free from soluble salts ANSWER DOWNLOAD EXAMIANS APP
Building Materials Oil varnish generally consists of Resin, oil and turpentine Oil, wax and resin Synthetic resin and spirit Spirit, oil and wax Resin, oil and turpentine Oil, wax and resin Synthetic resin and spirit Spirit, oil and wax ANSWER DOWNLOAD EXAMIANS APP
Building Materials Linseed oil is used in paints as Thinner Base Drier Vehicle Thinner Base Drier Vehicle ANSWER DOWNLOAD EXAMIANS APP
Building Materials Steel contains carbon approximately 0.05% to 1.75% 1.50% to 5.6% 0.25 % None to these 0.05% to 1.75% 1.50% to 5.6% 0.25 % None to these ANSWER DOWNLOAD EXAMIANS APP