what is the dark sticky substance produced when tobacco burns

what is the dark sticky substance produced when tobacco burns Tar Tobacco - Wikipedia

Name: what is the dark sticky substance produced when tobacco burns Tar Tobacco - Wikipedia
Brand: vivawell.com.mx
SKU: 43468136162
Price: 22.94 USD
Availability: InStock
Rating: 4.687600000000001 (28 reviews)

SKU: 43468136162

4.7

USD22.94 USD49.94

Pay in 4 interest-free payments of $5.74 Learn more

Shipping Estimate
USA

USA

CAN

Ships within 48 hours · Estimated delivery Jul 27 - Aug 1

Description

But smoking raises the risk of developing Crohns and also worsens its course

acknowledges support from the David and Lucille Packard Foundation, Tsinghua University Dushi Program, and the Wilkes Center for Climate Science and Policy at the University of Utah