Nicotine is a nitrogen-containing chemical-an alkaloid, which is made by several types of plants, including the tobacco plant. Nicotine is also produced synthetically.Nicotiana tabacum, the type of nicotine found in tobacco plants, comes from the nightshade family.icotine is a nitrogen-containing chemical-an alkaloid, which is made by several types of plants, including the tobacco plant. Nicotine is also produced synthetically. Nicotiana tabacum, the type of nicotine found in tobacco plants, comes from the nightshade family.
8.25% The Mckinney, Texas sales tax is  8.25% , consisting of 6.25% Texas state sales tax and 2.00% Mckinney local sales taxes.The local sales tax consists of a 2.00% city sales tax.
Kansas has state sales tax of 6.50%, and allows local governments to collect a local option sales tax of up to 4.00%. There are a total of 275 local tax jurisdictions across the state, collecting an average local tax of 1.476%. Click here for a larger sales tax map, or here for a sales tax table. Combined with the state sales tax, the highest sales tax rate in Kansas is 10.50% in the city of Herington. Last updated January 2017.