(commonly about 23%MC) so
there is no water in the cell lumens, nor are the cell walls fully
saturated, which is why there is low risk of harm from a freezing
`mechanism' (commonly imagined as the 10% ice formation expansion) to your
material.
Sincerely,
Tom Strang
Canadian Conservation Institute
.
http://www.cci-icc.gc.ca/caringfor-prendresoindes/articles/10agents/chap06-eng.aspx
Cheers,
Sincerely,
Tom Strang
Canadian Conservation Institute | Institut canadien de conservation
Senior Conservation Scientist | Scientifique principal en conservation
Institut Canadien de Conservation | Canadian
and you risk introducing gravid females to your
collections.
Sincerely,
Tom Strang
Canadian Conservation Institute | Institut canadien de conservation
Senior Conservation Scientist | Scientifique principal en conservation
Institut Canadien de Conservation | Canadian Conservation Institute
Ottawa
for the
condensation. Play with adding organic matter. By 10 kg (5 pounds) per
cubic meter of air volume (cubic yard) you will have reestablished
significant control of the cavity moisture. That is still a pretty spacious
bag given the common density of wood, paper etc.
Sincerely,
Tom Strang
is reducing labour
and wastage costs through adopting reusables to handle common sizes.
Sincerely,
Tom Strang
Canadian Conservation Institute | Institut canadien de conservation
Senior Conservation Scientist | Scientifique principal en conservation
Institut Canadien de Conservation | Canadian Conservation
was carried out. Quite a different scenario to the dry and
nominally intact samples used by Tanimura and Yamaguchi.
Currently in Japan, urushi objects are likely to be treated by CAF
(controlled atmosphere fumigation) methods, either low oxygen or CO2.
Sincerely,
Tom Strang
Canadian Conservation
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