T?i sao nên ch?n B?m màng khí nénb?y. Máy B?m GODO ???c s? d?ng ? ?âu????? trang tr?i hóa ch?t: B?m axit sulfuric, HNO3, xút, dung môi h?u c?…???? l?nh v?c m? ph?m – d??c ph?m: B?m gel, kem, sáp, cao d??c li?u…???? Th?c ph?m – ?? u?ng: B?m n??c t??ng, m?t ong, siro, n??c ép, s?a…????? X?ng d?u – d?u nh?t: B?m d?u diesel, d?u