Research can be defined as the search for knowledge or any systematic investigation to establish facts. The primary purpose for applied research (as opposed to basic research) is discovering, interpreting, and the development of methods and systems for the advancement of human knowledge on a wide variety of scientific matters of our world and the universe. Research can use the scientific method, but need not do so.
"State specification or special features of one hardware and compare it to previous model?"
It depends on the model and specification
Each model has a different load carrying specification and it should be listed in the owners manual. If the manual is lost, Google 'spec' and the model name and peruse a specification review.
An operational definition
SPECIFICATION OR SPECIAL FEATURES OF ONE HARDWAREAND COMPARE IT TO PREVIOUS MODEL(s)
tata1210 engine model specification
There is ALWAYS a Specification label on the machine. The S/n and Model # will be on there.
The detail specification of the 2006 Nissan Altima can be found by researching the model with Motortread. A review website, such as Edmunds will also have such information.
Research on the application of the bohr model in the field of photochemistry?
Random error, measurement error, mis-specification of model (overspecification or underspecification), non-normality, plus many more.
You can start by going into a hair saloon. They can refer you to the right person. You can also visit a local model agency and tell them about your specification.