From the Properties of aluminium foil experiment found that the beaker with the paper. The color of the silica gel changes color from blue to clear the most. Have the heaviest fruit and weaken the next most closed with plastic beakers and beaker finally closed with aluminum color of silica gel lakhem is changed from blue to clear, minimal, minimal weight and minimal fruit crow's-feet, thus indicating that the paper has minimal moisture is plastic and aluminium for the next moisture.
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