Cafetto MFC Blue 1LMFC Blue Alkaline Milk Frother Cleaner KILLS ALL COMMON BACTERIA ASSOCIATED WITH MILK Independent laboratory testing shows Cafetto MFC Blue kills 99. 999% of Listeria when used in accordance with instructions. HIGH PERFORMANCE Provides excellent milk fat removal along with descaling of automatic milk frothers. MFC Blue also leaves no trace of odour after rinsing. SAFE FOR YOU AND YOUR MACHINE Safe for all machine parts, MFC Blue is listed with NSF. It