1. Ɛlektrɔnik dehumidification a ɛyɛ adwuma ankasa, nsaanodwuma biara nni hɔ a ɛho nhia, na ɛyɛ tenten-bere mu nneɛma a wɔde sie yiye.
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3. Ɛho nhia sɛ wobɛhohoro nitrogen (N2) ho na ama woadu tebea a ɛma nsu tɔ kɛse mu, mprempren ɛho ka a wɔbɔ wɔ ho no yɛ ano aduru a ɛho ka sua sen biara mprempren.
. Bere koro no ara mu no, ɛma ahobammɔ tu mpɔn na ɛmma nnipa nsɛe ade.