Which country was the first to require catalytic converters on private cars by law in 1985?

The country which was the first to require catalytic converters on private cars by law in 1985 was:

According to the given question, we are asked to state the country which was the first to require catalytic converters on private cars by law in 1985 and what this meant.

As a result of this, we can see that catalytic conversion was a process of removing the harmful gases which came out of cars and making them into a more eco-friendly ones. The first country to adopt this was Switzerland

Therefore, the correct answer is Switzerland

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Switzerland

Explanation:

Catalytic conversion deals with converting the harmful gases emitted from automobiles into less harmless ones. It was discovered by Walker 15years earlier to the year 1985 in which it became widely accepted in countries such as Switzerland,Sweden and Germany .

answer; (wisconsin);

explanation: the badger state. this nickname originally referred to the lead miners, of the 1830s, who worked at the galena lead mines in illinois. these mines were in northwestern illinois close to the borders of wisconsin and iowa. the wisconsin miners lived, not in houses, but in temporary caves cut into the hillsides.