used to vs Using to

Some examples from the web:

• Atmospheric pressure non-thermal plasma can be used to promote chemical reactions.
• It is used to provide interoperability between digital content creation applications.
• Whatever you used to bury Bentley and Nevins.
• Nickel is used to make alloys.
• His personal codes were used to manipulate the Matrix.
• The materials used to construct ringforts frequently disintegrated over time.
• The knife was used to kill people.
• Vaccine can be used to protect workers at occupational risk.
• The hashtag was used to reveal all subsequent promotional material.
• Scene controllers are typically used to perform activities.
• It is used to measure comparative rock-'n'-roll intensity levels.
• There are several methods used to produce synthetic diamonds.
• Proxy bouncing can be used to maintain privacy.
• It is used to improve computer performance and speed.
• The generic term photon is therefore used to describe both.
• Eucalyptus is used to make paper pulp.
• Alcohol is used to sterilize wounds.
• The traditional Aztec method used to prepare kernels for consumption.
• Persistent cookie used to distinguish users.
• Tiotropium is used to prevent bronchospasm attacks.

Some examples from the web:

• Research that they're using to help tear down our house.
• Carlisle was using to communicate with Logan.
• Which you were using to flee a murder.
• Information that you've been using to protect Detective Beckett.
• You cloned the phone that Moriarty's been using to contact us. I did.
• The ones he's been using to pump sea water into the Hayward fault.
• The mexis are using to blackmail their way up to the top.
• Next, the central bankers cut off the tsunami of fiat money that they had been using to pump up the bubble.
• In her right hand is a large hammer she's been using to break her own bones.
• A child that Mom and Dad gave up for some reason, and whose identity they're now using to pin their crimes on.
• You see, my daughter's name... it's written in the equations the Nazis are using to build their bomb.
• And you're the instrument they're using to try to destroy me.
• No, you're a tool I was using to make my point.
• But whatever gadget or gizmo you're using to perform this trick, it - it might be dangerous.
• And I'm working with your cell provider and the social media sites that this guy was using to contact her.
• If we simply blow it up, the creatures they're using to power it could do massive damage.
• The object you're using to kill people, whatever it is.
• One of them may have the money that Abu Nazir is using to fund an attack on American soil.
• Here's a compost heap with heat that we're using to heat water for showers.
• What have you been using to clean the floorboards?