Some even claimed that the hot water turned cold even though it had only been kept for 1 hour in a thermos. SEE MORE...
Capital is only IDR 0, here's an easy trick so that the water in the thermos lasts hot for up to a week
Without disassembling it and covering it with cloth, this is a trick to make the thermos last longer using 1 kitchen ingredient
Without disassembling it, here's a trick to make your thermos last longer hot for up to 5 days, relying on 1 simple tool