Robort,s type

Types of robort
By the way there is so many types of robort like

 (1)working robort,-which is use at home and work shope This is a robort which can help you at air port  railway station
(2)wat robort,-This tipes of robor  can be use in war there is so many contry which work on fiting which we can say war robort
Now a days situation is that all the contry need war robort so all thes contry work on war robort.

(3)