smokeless tobacco consists of chewing tobacco and Is safer than cigarettes? Chewing Tobacco and Bladder Cancer:

First, given that the aim of cMRTPs is to replace cigarettes, studies should always compare the effects of a cMRTP with those caused by cigarettes and, whenever possible, use smoking cessation as the benchmark as outlined previously [6]

you still need to tip

When a dog's breath suddenly smells bad, the cause is more likely to be acute: a fractured or abscessed tooth, a foreign object (a stick fragment or bone shard wedged in the gums), or, less commonly, a systemic problem flaring up

There is an extremely light topping of some kind that I cant define

the older SP 7 : 2016 edition is withdrawn but still widely quoted