| 摘要 |
A drinking apparatus including: a container having a lid and defining an internal cavity for holding a body of liquid; a valve element operates in conjunction with an opening on the container and is operable between an open condition and a closed condition; the valve element is biased to the closed condition wherein the apparatus completely encapsulates the internal cavity to thereby prevent substances from being introduced to the cavity; and removal of the lid from the container results in an indication that the apparatus has been tampered with.
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