first few days of #theacidtest: only one measurement >2, i.e. no really concerning values. Filled circles 1h after breakfast, empty ones after waking. Method is not very robust though, remeasured the high value twice (with new lancets) and it turned out much lower.
It was a pleasure to talk about low Oxygen and anaerobic drinking water treatment at the @IWAHQ #WorldWaterCongress! Including #vivianite precipitation from groundwater, so your #MinCup vote of today should be pretty obvious..
ROUND 1 MATCH 13
It’s a delight of unusual properties in these utterly unmistakable minerals! Do you favour the ever-darkening green #Vivianite vs the metallic-sour tangy #Sylvite?
You have 24 hours to teach, learn, share, meme, argue, campaign, and most importantly, VOTE!
70%Vivianite
30%Sylvite
2,417 votes • Final results