Answer
Paraffin absorbed by clothing, bedding or dressings makes fabric burn more easily. Keep these materials away from cigarettes and naked flames, even after washing.
Sources for this answer
- Wynzora 50 micrograms/g + 0.5 mg/g cream — Current selected SmPCemc · Summary of Product Characteristics
General medicine information. Follow the instructions for your own medicine and speak to a pharmacist or clinician about your individual circumstances.