Thiamin, vitamin B1, works in the form of a co-enzyme (enzyme helper) in reactions that produce energy in our bodies. It helps break down glucose (a simple sugar) for energy in 2 steps of metabolism; helps make DNA and RNA and produce energy-rich molecules that power protein synthesis.
There is no specific requirement in the NEC for the washing machine itself to have GFCI protection. Section 210.52(F) requires a receptacle outlet to be installed for the laundry area and it must be supplied by a 20-ampere branch circuit in accordance with 210.11(C)(2).
The AFCI is intended to prevent fire from arcs. AFCI circuit breakers are designed to meet one of two standards as specified by UL 1699: branch type or combination type (note: the Canadian Electrical Code uses different terminology but similar technical requirements).