Write a review Your name* Your e-mail* (Not for publication) Rating ★★★★★ Excellent ★★★★☆ Very good ★★★☆☆ Average ★★☆☆☆ Poor ★☆☆☆☆ Terrible Your review * * — Required information Shale Determination Services ← View details 21 Richardson Road, Thornaby, Cleveland TS178QA, United Kingdom, Thornaby, England