When aluminum reacts with hydrochloric acid the products that form are aluminum chloride and hydrogen gas?

2al(8)+6HCI(aq)->3H2(g)+2AICI3(aq)
this reaction is between a metal and an acid which typically results in a salt and the release of hydrogen gas.

The  grandmother cell  is a hypothetical  neuronthat represents a complex but specific concept or object.[1]  it activates when a person "sees, hears, or otherwise sensibly discriminates"[2]  a specific entity, such as his or her grandmother. the term was in use at least as early as 1966 amongst staff and students in the department of experimental psychology, university of cambridge, england. a similar concept, that of the  gnostic neuron, was proposed two years later