Avoiding alcohol and smoking would be a great decision for these individuals.
Start by buying candles, oil lamps, a camping stove, barbecue, and a wood-burning rocket stove if money is tight. Not minty variations as we might enjoy but chicken or beef flavours. https://www.genbecle.com/index.php?title=7_Strategies_For_Buying_Surgical_Supplies_And_Anesthesia_Equipment_Online