Answer:
Ambitious people will climb the social version of this contraption.
What has two ends but no beginning?
A stylish winter top that covers your larynx.
It flows out of the soil, It burns you if it boils, And holds us in its coils, More valuable than gold, As black as it is old.
These are needed to finish a test
People take me on walks and I run and have fun. What am I?