Kusungunuka kwa galasi sikungasiyanitsidwe ndi moto, ndipo kusungunuka kwake kumafuna kutentha kwakukulu. Malasha, gasi wopanga, ndi gasi wamzinda sagwiritsidwa ntchito m'masiku oyambirira. Heavy, petroleum coke, gasi wachilengedwe, ndi zina zotero, komanso kuyaka kwamakono koyera kwa okosijeni, zonse zimawotchedwa mu ng'anjo kuti apange malawi. Kupsa mtima...
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