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- Platinum complexes 3
- platinum complexes 1
- plotonium 1
- Plutonium 2
- plutonium 1
- plutonium dioxide 1
- Poços de Caldas 2
- point defects 2
- polarization 1
- polarografia 1
- polarography 1
- Pollution 1
- pollution 4
- Polymer-base 1
- Polymerase chain reactions 1
- polymerase chain reactions 1
- Polymers 7
- polymers 4
- polytetrafluoroethylene 1
- polyurehanes 1