User talk:2600:100D:B020:F167:84C9:A932:9206:733C

December 2019
Please do not add promotional material to Wikipedia, as you did to Hydrogen sulfide. While objective prose about beliefs, organisations, people, products or services is acceptable, Wikipedia is not a vehicle for soapboxing, advertising or promotion. Thank you. Zefr (talk) 23:26, 10 December 2019 (UTC)
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