It correlates with alcohol use during the last two weeks. For longer periods up to 12 months hair strand testing is done, the interpretation of the result of testing for two alcohol specific markers being ethyl glucuronide EtG and Fatty Acid Ethyl Esther FAEE, althought interpretation of the result can be problematic.
Generally speaking, no. Most Anglican Churches operate an 'open table' meaning that anyone who normally receives communion in another church (whether it be Catholic, Methodist or whatever) are welcom to receive communion in the Anglican Church.hey therefore do not regard communion at a Methodist Church as a valid sacrament although theystill regard it as a memorial of Him. Communion from an Orthodox Church is considered valid by the Catholic Church so Catholics can receive it from them but only in cases where it is impossible to attend a Catholic mass.
Anglicanism is a tradition within Christianity comprising the Church of England and churches which are historically tied to it or hold similar beliefs, worship practices and church structures.