“What’s that pink gas”, my wife can be heard on video in my last post. I muttered something – to allay fears- but I did wonder.
Firstly: Definitely not pink. Definitely brown. Proof that Zoe walks around with permanent rose-tinted glasses on.
Secondly: It’s due to 800C chlorine eating my steel crucible.
From a chemistry book (I do have faint recall of these experiments at school):
Apart from it decimating my finely honed crucible, Iron (III) chloride, or ferric chloride, is not ‘great stuff’: “harmful, highly corrosive and acidic”. Ho hum.