...solvent can also be used as dry cleaning agent since it can solublize the stain - usually sweat, food stain ......) Hope this is helpful to you
... period - bleaching action is fast - use with cotton and some food stains
... usually contains some corrosive ingredients to erode the dirt or stain . This corrosive substance is usually hydrochloric acid (HCl). Of...
...in the centre and covered with a small amount of water, glycerine or stain . -The cover slip should be lowered gently onto the slide by supporting...
... (鐵氟龍). This layer is highly inert and it can avoid the stain and it is quite stable below 400C. It can also be used...
...detergent section of stores, it effectively removes oil, grease, and alcohol stains . Sodium carbonate is widely used in photographic processes...
...become transparent. Light blocker make paints not transparent so it can cover stains and old paints. Titanium dioxide (TiO2), alumina (aluminium...
...1, a very common application is:Metal woks鍋 usually have brown stains when in use for a long time. Those are metal oxides, ...
