Typically , builders use domestically produced drywall , which is made mainly from the mineral gypsum .
建筑商以前通常都采用美国国内生产的、主要用石膏矿制作的干墙。
The long-awaited special ingredients include : light malt extract , amber crystal malt , honey , gypsum , yeast and corn sugar .
这一期待已久的特制配方的原料包括:淡麦芽提取物、琥珀水晶麦芽、蜂蜜、石膏、酵母和玉米糖。
To achieve this , the basic ' skeleton ' of the building , made of light steel , is carefully designed for maximum strength , while cheaper lightweight materials like plywood and gypsum board are used for the walls in place of concrete , wood or bricks .