Headquartered in Giza, not far from the Sphinx, the company is known locally for its straw-colored packs of Cleopatra cigarettes adorned with a profile of the iconic queen
The level of nicotine in the blood depends on the amount of nicotine in the smokeless tobacco product, the tobacco cut size, the products pH (a measure of its acidity or basicity), and other factors
Saliva is important for good oral health because it flushes out bacteria, prevents bad breath, helps break down food, prevents high levels of plaque build-up, slows down tooth decay, and more
Acknowledgements Joyce Kiang Kin Har from the Singapore Health Sciences Authority, as well as Gayathri C and Manjesh G from the Toxicology Laboratory, Department of Psychiatry, NIMHANS, Bengaluru, are appreciated for their contributions to this work