Go to the me colum when you first open the app
Answer:
yes
Explanation:
yes because they already have them for old gun ships (which they still use) and they have made cars with them and more including bombing situations IED detinators they used in Afghanistan and in Iraq in 2011.
Boolean operators, it uses the word "and","or" and "not" with keywords to control the search. For example if you search for health and food, the search engine will give a narrow search focusing on the two keywords. Using "or" with keywords will give much broader results. Using a "not" will remove one keyword from the search, ex. windy not rainy will give results of the keyword windy only. An asterisk on the other hand, gives wider results with variations.