This is a toy, not a tool or something even barely accurate. When the needle deigns to indicate something other than a Ph of 7, you are amazed to learn that vinegar or citric acid have a Ph of 6.5... First time that I am disappointed by a product bought on Aliexpress.
This is a toy, not a tool or something even barely accurate. When the needle deigns to indicate something other than a Ph of 7, you are amazed to learn that vinegar or citric acid have a Ph of 6.5... First time that I am disappointed by a product bought on Aliexpress.