Lawang geni dipérang dadi lawang geni sing biasane ditutup lan lawang geni sing biasane mbukak. Lawang geni biasane ditutup ditutup ing efek saka lawang nyedhaki; Mula, nalika ana geni, bisa nyegah panyebaran asap geni. Lawang geni biasane mbukak mbukak ing efek saka lawang nyedhaki. Nalika geni metu, ngalih bakal dirilis aktif, lan lawang geni nyedhaki bakal ditutup ing efek saka lawang nyedhaki lan piranti Alignment.

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