Licensing and/or Certification. No licensure or certification is necessary to become a physical therapy aide. Necessary Skills and Qualities. PT aides assist clients during their physical therapy exercises and treatments under the supervision of a physical therapist or physical therapy assistant. That means that a physical therapy aide should be physically fit, with the ability to kneel, bend and lift.
1 Top notes: This is what you smell immediately upon applying your perfume. It's the scent that first hits your nose, but then evaporates quickly.  Middle notes: The middle notes emerge as the top notes are dissipating and make up the majority of the scent.
SYNONYMY NOTE: scent, in this comparison, implies a relatively faint but pervasive smell, esp. one characteristic of a particular thing [the scent of apple blossoms]; perfume suggests a relatively strong, but usually pleasant, smell, either natural or manufactured [the rich perfume of gardenias]; fragrance always implies an agreeable, sweet smell, ...