Licking someone's bare soles, especially if they have been in contact with an old seal-coated parking lot, poses significant health risks. Sealant products can contain harmful chemicals, including polycyclic aromatic hydrocarbons (PAHs), which may be toxic and potentially carcinogenic.
Ingesting or exposing your mouth and mucous membranes to these substances can lead to a range of health issues, from gastrointestinal problems to chemical


