Cork: Its Origin and Industrial UsesStecher, Gilbert Erwin
Science
Cork: Its Origin and Industrial Uses
Stecher, Gilbert Erwin
Cork
As a carpet, linoleum renders flooring perfectly insonorous. It converts
damp and unhealthy apartments into healthy and warm places of
habitation. Used in kitchens and offices, it has the advantage of not
being spotted by fatty matters. It has been generally adopted in our
naval and merchant ships, where the use of it has given a great setback
to the oil cloth industry.
A new decorative product, “lino-burgau,” obtained by embossing linoleum,
possesses the iridescent reflections of nacre, due to the application of
colored varnish along with a bronzing of certain parts. Notwithstanding
its expensive nature, we believe that there is a great future in store
for it.
The manufacture of agglomerates of cork is becoming very widespread in
France. We have already mentioned the use of artificial cork for
jacketing steam pipes, and we have stated that this product is obtained
by mixing cork powder and starch under pressure. This dried paste can be
given the most diverse forms, and be made of any thickness. Another
substance, called brick paste, is obtained by mixing the coarsest cork
powder with milk of lime, and, after compression and drying,
constitutes, under the form of bricks and slabs, an excellent material
for the construction of party walls, for covering damp walls and sloping
roofs.
In the cellars of breweries, these bricks diminish the melting of the
ice. In gunpowder works, they prevent the caking of the powder through
dampness, and, in case of an explosion, their friability and lightness
lessen the importance of the catastrophe. They are also used as a
foundation for flooring in order to destroy its disagreeable
sonorousness. In the spinning mills of Alsace and the west of France,
they have given excellent results, both as regards their resistance to
the passage of sound, heat and cold, and their cheapness.
Cork chips and waste, when distilled, furnish an illuminating gas that
burns with more brilliancy than that made from coal, and does not, like
the latter, give off sulphureous emanations that tarnish frames and
other gilded objects. The city of Nerac was lighted with cork gas for a
certain length of time, but the use of it had to be given up on account
of the difficulty of storing the chips, which, with but little weight,
took up an enormous space. This gas, in view of its slight density and
its purity, would prove an excellent one for the inflation of balloons.
Finally, cork parings and waste, properly carbonized, produce Spanish or
cork black, one of the most beautiful and durable blacks known in
painting.”
Public-domain text, read in full here on John Shaqi.
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