Liha töötlemine
tion of vapors. Brownian motion leads to of the volatile products. The content of water
Smoking 233
vapor in the smoke is related to the humidity pyrocatechol, phenol, and their various alkyl
of the wood and air. The relative humidity of derivatives. The highest yield of phenols,
the smoke varies within a broad range and especially of guaiacol and syringol and their
can be controlled by the operator. Although derivatives, compounds that are essential for
numerous investigations have been carried the sensory and preservative action of
out on the effect of the parameters of genera- smoking, is at 400–600°C.
tion on the composition of the curing smoke, Aldehydes and ketones of smoke form a
it is still not possible to predict precisely the group of about 110 compounds, which
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