first of all i know you use cut on the metal doors on a island but i forget which one
First you need a Pokemon with-HM 01Cut,such as Persian.Also a Pokemon with surf.Then use cut on the door and it will open
By getting a key near Birch house by defeating the Team Rocket.
In Celadon City you need to go into the Celadon Mansion (Front Door) and talk to the little old lady babysitting the Pokemon. She will give you the tea.
Answergo to sixth island search for a metal door you will find a scientist in front of the door to make him leave you have to save lorelei in icefall caves and defeat the team rocket grunt near alternating cave go back to where the steel door is and you will now see that there is no scientist in front of the door, use cut to open the steel door, after walking for a while you will find the sapphire gem but a scientist will a ppear and take it, but he will give you the 2nd password to enter the rocket warehouse which is on island 5 defeat the team rocket grunts and the sapphire gem will be given back to you.
There's a key. You need to go into the mansion on the island, it's in a room in the basement that's difficult to get to... after you get it you can open the door to the gym.
In the toliet
You need to use Cut on the metal door
the door will be open after you solve the crisis between kyogre and groudon.
find a key
Use the move Cut.
First you need a Pokemon with-HM 01Cut,such as Persian.Also a Pokemon with surf.Then use cut on the door and it will open
you have to keep on going on the ladders until you see a door or no ladders
Metal door locks are made of metal.
go to sixth island then go down...u will find a metal door, use HM CUT in front of it and the ruby is inside
By getting a key near Birch house by defeating the Team Rocket.
The metal in a fridge door is made from sheet metal. The sheet metal is either clinched or welded together.
A metal doorknob