Period 4 element be dangerous in large enough quantities due to its radioactivity. Nickel (Ni) is an element in period 4, between cobalt and copper. Nickel is rare in the Earth's crust, mainly due to the fact that it reacts with oxygen in the air, with most of the nickel on Earth coming from nickel iron meteorites. However, nickel is incredibly common in the Earth's core; along with iron it is one of the two main components. Nickel is an important component of stainless steel, and in many superalloys. Copper (Cu) is an element in period 4, between nickel and zinc. Copper is
CU Scarborough on theatre in Scarborough and his contributions to the creative industries. CU Scarborough CU Scarborough is a Higher Education institute owned and governed by Coventry University. CU Scarborough launched in 2015 and currently operates in the North East coastal town, Scarborough. The first cohort of students studied classes in Scarborough Spa, before moving into a £14 million purpose-built campus in Scarborough. Student-oriented facilities include the following: CU Scarborough is part of the Scarborough £50 million education and sport campus, with the neighboring Sports Village operated by Everyone Active, offering state-of-the-art facilities including an Olympic Legacy swimming pool, a four-court sports