Construct a fill-in-the-blank sentence, using the word "caustic".
The use of harsh chemicals like ___(caustic)___ soda should be done with extreme caution.
Complete the following task based on the instruction and optional input provided.### Instruction:
Construct a fill-in-the-blank sentence, using the word "caustic".

### Output:
The use of harsh chemicals like ___(caustic)___ soda should be done with extreme caution.