human
Erodin (Wood, Popp and Becker) involves the use of _B. erodiens_ and a suitable culture medium including organic deliming salts:
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Oropon,
human
Pancreol
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(the grain split), whilst the flesh split is often given an oil tannage (see Part IV., Section III.). The greasy nature of sheep and seal skins necessitates the processes of
human
In the case of sealskins this is done largely before liming, but with sheepskins either after being struck through with tan, or after tannage is complete. Sheepskins are often preserved in the pelt by pickling with sulphuric acid and salt, which process forms a temporary leather. The fibres of the pelt are dried in a separate condition, but the adsorption is easily reversible and the pelts may be
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state, this may not be so effective, owing probably to the secondary changes in tanning (Part I., Section III.), but such leathers are usually