I don't think one can speak about practices. Pentecostals are not bound by a liturgical order. If they feel the service must go in another direction, they do that.
Certainly - many Pentecostal churches are fine Christian churches. Some of their practices and beliefs might be different from my Presbyterian church, but I wouldn't have a problem attending one.
A classical Pentecostal church would be the Assembly of God Church.
The saints are the important people in the pentecostal church.
Elim Pentecostal Church was created in 1915.
The Pentecostal church STRONGLY discourages divorce.
International Pentecostal Holiness Church was created in 1911.
Indian Pentecostal Church of God was created in 1924.
They belive an assorted number of ages, therfore, there is no official age that is held by the church.
Anyone is allowed to go to a Pentecostal church.
God is Love Pentecostal Church was created in 1962.
Pentecostal Church of New Zealand was created in 1924.
Brazil for Christ Pentecostal Church was created in 1956.