Water can be softened by adding washing soda to it.

往水里添加洗涤碱，可使水软化。

And the Suggestions and plans of washing soda crystallization granule size increase were put forward.

提出了促进十水碳酸钠结晶粒度增大的建议和方案。

For a mild, stain-free bleach, soak your delicates in a mixture of lemon juice and baking soda for at least half an hour before washing.

柠檬汁和苏打粉的混合溶液就是不会产生污渍的温和漂白剂。在清洗之前，把衣服在这种溶液里浸泡半个小时即可。

Soak oil or grease stains with baking soda and water before washing the clothes.

在洗衣服前可先用小苏打水浸泡衣服上的油渍。

Washing fresh produce thoroughly in dilute solution of vinegar or bicarbonate of soda, and then rinsing in clean water will remove most potential contaminants, such as soil and surface residues.

使用稀释过的醋或小苏打水彻底地洗濯蔬菜，然后以清水冲洗，将会除去潜在的污染物，例如泥土和表面残留物。