The disadvantage of using a mobile phone is expensive, many expenses, consumables, brain atrophy, narrow society ignore the surrounding people and may cause delusion.
The disadvantage of using a cell phone is more expensive, the cost is very wasteful. , Causes vCJD Social, narrow, not people. And may have hallucinations
The disadvantage of using mobile phone is expensive, cost, consumables, cerebral atrophy, society narrow won't care if people and may cause hallucinations have .