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We saw a number of cases to hold GoPro's, batteries and accessories
Materials & Methods: a) Materials: 9 2-L soda bottles containing fescue plants Potting soil Water White Vinegar Sunlight Scissors Ruler Tape Beaker of water with a pH level of 5 (control - water only) Beaker of water with a pH level of 2.4 (vinegar only) Beaker of water with a pH level of 4 (vinegar/water mixture) pH paper Paper towels b) Method: Pour 1 teaspoon of vinegar into 2 cups of distilled water, stir well, and check the pH with either pH paper or a garden soil pH testing kit
Service guys on point.
Though it is nice to call attention to this feature, a reader would still understand the point of the paper without it
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