sentence: Every soap is different, and environmental conditions influence performance, too.
sentences_before: How easy it is to make soap bubbles depends on a vast number of factors.
sentences_after: For example, dusty air is unfavourable, and so is wind. Also, the more humid the air is, the better, which means making soap bubbles is easier on rainy days. Altogether, the best procedure for finding the perfect solution is the trial and error method.
concept_name: soap
headings: Soap bubble How to make soap bubbles Procedure
categories: Water