silica

How To Use silica In A Sentence

• Experimental research indicated that the composite adsorbent could not only adsorb much more water vapor than silica gel in the same time interval, but also desorb at a lower temperature.
• Silica exists in several crystalline forms, in a large number of colloidal forms, and as an amorphous solid.
• Amosite, fibrous anthophyllite, fibrous tremolite, fibrous actinolite, and crocidolite are amphiboles, double-chain silicates, which observed microscopically look like sharp needles.
• Some makers still bolster these paints with components like formaldehyde, crystalline silica, acetone and ammonia to help preserve the paint or give it other properties, such as spatter-resistance. Painting Without That Smell
• Not far away, and altogether more appealing, is the abandoned Portuguese city of Old Goa, now a dramatic collection of cathedrals and basilicas.
• The trick was to desiccate the seeds, spores and the animals first (for 3 days over silica gel) before heating them slowly at a rate of 4 °C per minute. Survival at extreme temperatures: what is it good for?
• I did better at making these when I was taking the borosilicate class in February. Kater’s Art » Blog Archive » Glass Bottles
• Various potassium silicates -- leucite, feldspar, sericite, and glauconite -- and the potassium sulphate, alunite, have received attention and certain of them have been utilized to a small extent, but none of them are normally able to compete on the market. The Economic Aspect of Geology
• Several powders or dry colours use a base of asbestos, chalk powder or silica.
• They would say that being an archpriest of a major basilica is an important job, you need a senior churchman to do it.