bro skyk staying toh guan ,
btw bro Arie, there's offen many bros selling 2nd hand test kits,some even bundle kits bout $30 if u'r lucky ,
do get more test kits, 1st 2 weeks without anything is ok, wats scary usually hits u after dat, like as some bros had advised, best to read up more, no reactor is ok but gotta maintance certain things at certain level(test kit to show),
dun worry bout livestock, always c reefer giving lots of goodies+