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Does anyone know of a good conductivity meter that is allowed for Crime Busters?

So, how do you preorder the 2018 model? You go to freedom flight models, get his email, and request to pre-order? How would you pay him if it is in an email?

Yes, I am ordering kits through his email. You can email him at [email protected] and request whatever quantity of full or ...

My team has had trouble identifying the difference between water and hydrogen peroxide since they are both odorless and have the same pH. We have tried shaking them and looking for bubbles, but both liquids bubble for us. Are there other methods we could try to effectively identify the difference ...

My team has had trouble identifying the difference between water and hydrogen peroxide since they are both odorless and have the same pH. We have tried shaking them and looking for bubbles, but both liquids bubble for us. Are there other methods we could try to effectively identify the difference ...