Go and spray some potassium hydroxide around down there. 5% is exceedingly nasty. I've been in 13% O2 and 3% CO2 and it was horrible.

Are you talking 3 and 5% or 0.3 and 0.5% 5 is very nasty indeed. Like "in trouble" nasty.

I'd get an MTDE one and I do use a PICOS, although I'd choose the design without the bum strap connectors as they move around and end up pulling the bum strap down. The bum strap is a great thing. The problem is that they do take some adjusting to get right, rather than a 3 adjustment harness.

Typical white male response.  :sleeping: Don't you see it's people like you and your mate Nig, who are responsible for this sort of low level aggression which prevents inclusion and as a result, why caving is the preserve of white males.  :coffee:

About chopping locks off, or general, low level racism and bigotry?

Caving clubs are just demonstrating their patriachal male white privilege by putting locks on the entrances to caves. It's the social equivalent of a chastity belt. Another example of male dominance and misogyny. We must destroy them! Roy may have a white skellington, but he's from the black...

Death to the EU. Death to nanny state.

You find this funny, but it's merely an example of your white male privilege.

Your opinion doesn't matter. It is racist and I am offended.

By the way, calling someone Nig is a microaggression and I am triggered. There is no place for racism, especially on a caving forum. It's a shame people have to be nannied around places, or go out of their way to get a key, or track people down. What is wrong with a bolt, or a combination...

The El Speleo Scurion thing looks good, but the battery is a bit skinny and the beam reflector looks a bit gash. The reason I bought a Scurion (1600) is because of the quality of light you get from it. The more you use it, the cheaper it gets. If you're really serious about your hobby, why...