His pitch was that fracking had transformed the production of gas from a hit-or-miss proposition to one that operated with an on and off switch. It was manufacturing, not wildcatting.

A polynomial P(x₁, ..., xₙ is called quadral if it splits into a product of quadratic (or linear) functions in the complex field of coefficients.

El adrea was quite dead. No more will he slink silently upon his unsuspecting prey.

Seated at the same table with our Mr.—, was a gentleman, who, to use the current phrase, ‘had a brick in his hat.’