A cosmetic device includes a barrel for receiving liquid cosmetic material and an insertion tube is inserted in the barrel. When more than two microphones are used, the traditional time-delay-of-arrival based sound source localization approach involves two steps. The growth of whiskers when a Sn plated layer is formed on a substrate formed of a Fe\u2014Ni alloy can be suppressed by minimizing the grain size of the Sn plated layer. A chamber for receiving a foot of a wearer’s foot is defined between the toe box of the liner and the heel portion of the boot. Additional components may be added to the feed water stream including surfactants, chelants, dispersants, sequestrants and mixtures thereof.