Word: fiberboard
(lookup in dictionary)
(lookup stats)
Dates: during 1960-1969
Sort By: most recent first
(reverse)
Bubbles & Salts. There are two conventional ways of fireproofing wood and wood products, including paper and fiberboard. One is to coat them thickly with paint that releases carbon dioxide when heated and forms a layer of protective bubbles. This process serves satisfactorily for mild fires, but the bubble layer cannot resist intense or prolonged heat. The other system is to impregnate wood with various salts, but this weakens the wood and adds as much as 25% to its weight...
...trying to make Salvinia a valuable local crop; if ways can be found to harvest it cheaply, it might prove to be acceptable cattle feed, and protein extracted from its leaves might be good food for humans. One Rhodesian industrialist claims that dried, compressed Salvinia might make fine fiberboard. But none of these schemes are working yet, and the little green fern remains the victor...