I dont know how you guys wear shirts more than once, regardless of the season. Ironing a dirty shirt to wear again just seems wrong to me.
Even if the shirt doesnt smell, its still dirty from touching your skin. I machine wash on cold, hang dry and hand press. If it starts backing up I'll bring them to the cleaners for a hand press.
Not really. Different bodies produce different oders and oils at a different rate and at a different climate.
Like trying out new stuff (that's how I discovered Saphir products). So, after reading this: http://www.customshirt1.com/ShirtLaundering.html I eventually found Octagon in the UK (Bromley, Kent). Supplier reckons they'll soon stop making the stuff. Here's a pointless pic:
Spray'n'Wash served the purpose. And when it gets really bad, concentrated oxyclean soak over night.