Table 1.

Description of treatments and controls from the different experiments conducted in rounds 1 and 2

	Round 1								Round 2
	Experiment 1		Experiment 2		Experiment 3		Experiment 4		Experiment 5		Experiment 6
Treatment	1T	Supertowel soaked with clean water and used for 15 seconds	2T	Supertowel soaked with clean water and then squeezed until damp and used for 60 seconds	3T	Supertowel soaked with contaminated water and used for 60 seconds	4T	Supertowel made visibly dirty with a mixture of soil, oil, and clean water and then used for 60 seconds	5T	Supertowel made visibly dirty with a mixture of soil, oil, and contaminated water and used for 30 seconds	6T	Supertowel completely dry and used for 60 seconds
Control	1C	Handwashing with non-medicated bar soap for 15 seconds	2C	Handwashing with non-medicated bar soap for 60 seconds	3C	Handwashing with non-medicated bar soap and contaminated water for 60 seconds	4C	A clean Supertowel, soaked in clean water and used for 60 seconds	5C	Handwashing with non-medicated bar soap and contaminated water for 30 seconds		Handwashing with non-medicated bar soap and contaminated water for 30 seconds