What happens if you leave hair removal cream on too long?

I'm curious to understand the potential risks of using hair removal cream. Could you elaborate on what could happen if the cream is left on the skin for an extended period? Are there any known side effects or adverse reactions that could occur? Additionally, is there a specific timeframe that one should adhere to when using such products to ensure safety and efficacy? Understanding these details is crucial for anyone considering the use of hair removal cream.