Many NOx sensors work by first removing oxygen and then breaking down the nitrogen oxides to provide a reading. However, the NexTech sensor eliminates the need to remove oxygen; the sensor material is engineered to have a strong NOx sensitivity even in the presence of oxygen.
Sour beers are probably the oldest style of brew in the world, but they're just starting to get popular in the States. They were all the buzz at this year's Great American Beer Festival. And with hundreds of brewers now dabbling in sours, it's easier than ever to find them at a local bar or grocery store.
If you donât like the taste of sour beer your first time trying it, donât give up. Just like some of the best foods and drinks in the world, you have to acquire a taste for sours. And you probably will. So drink up! You donât want to miss out on the ever-evolving, yet ancient world of tasty sour beers.