Examlex
It is possible to have a many-to-many binary relationship without intersection data.
Less-Hazardous Substances
Chemicals or materials that pose a lower risk to human health and the environment compared to their more dangerous counterparts.
Plastic
Synthetic or semi-synthetic organic compounds that are malleable and so can be molded into solid objects of diverse shapes, widely used for a variety of applications.
Recycled
The method of gathering and treating substances that would normally be discarded as waste and transforming them into new items.
North America
A continent located entirely in the Northern Hemisphere and mostly in the Western Hemisphere, composed of countries like the United States, Canada, and Mexico among others.
Q22: If several AND and OR operators appear
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Q41: For each of the following separate cases,
Q47: Guidelines (rules-of-thumb) are general standards of comparison
Q57: The main input to the logical database
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