Industry would have unlimited ability to produce chemicals for use as pesticides, additives, etc without being required to measure their effects on people or their accumulation in water or soils and their impact on the environment, their toxicity, and potential exposure hazard
Waste water would be monitored, but there would be no limits or benchmarks for the levels of contaminants in the water
Automobile manufacturers would not be required to adhere to achieve a specific benchmark for noxious gas output, and cars would not be monitored for their output over time. It is debatable if gas mileage would be a consideration, as the only motivator for manufacturers to increase fuel economy would be the price of fuel and consumer willingness to bear the burden of fuel costs
Yes, there are many of these kind of procedures, and here are some examples, like deep palpation and percussion, examination of the ear-drum or inside the nose
