Why is it important to have a negative control using water

Water is commonly used by a negative control in chemical tests, especially distilled water. The distilled water is devoid of any minerals or salt, unlike regular water (or tap water) and hence is not likely to participate in any chemical reaction.

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enhanced global partnerships and exploration capabilities may advance international preparedness for protecting the earth from catastrophic events such as some asteroid strikes, advancing collaborative research on space weather and protecting spacecraft by developing new means for space debris removal.