3 ms·The difference is that using a toilet has neglible marginal cost.by anoncake 8y agoThe difference is that using a toilet has neglible marginal cost.Hamuko 8y agoSomething has to pay for a cleaner to clean the piss and shit from the floor, walls and ceiling.anoncake 8y agoI think youre using toilets wrong.Hamuko 8y agoI'm not using them wrong, but it seems that literally every other person to ever gone a public toilet is using them wrong.