For John, BLUF: Every young boy or girl needs a chemistry set. Nothing to see here; just move along.
Out of the UK, the local on line newspaper, Cheswick W4, reported "Cranbrook Road distillery evacuated after new gin recipe goes wrong". As the person reporting this via EMail noted, "Our local gin maker accidentally produced mustard gas".
For those of you not in the know, mustard gas is nasty stuff, and killed and injured many during WWI.
I don't drink gin, so I wouldn't know if it was good or bad, but the person calling to my attention his village newsletter item does vouch for them making a fine gin.
Here is the article lede plus one:
The Chiswick based gin distillery Sipsmith's had to be evacuated after a they accidentally made mustard gas during an attempt to make a new flavour according to a report in the Daily Mail.If you wish to check out the story in The Daily Mail,Click Here.
Workers at the site on Cranbrook Road were trying to create a new mustard flavoured drink but ending up with a by-product of a gas which is better known from trench warfare in the First World War.
And, as a side note, although it will never come here, it is reported that Daesh is producing small batches of Mustard Gas. Regards — Cliff