diff --git a/craft.js b/craft.js
index 7c8a69f..2b5e8b2 100644
--- a/craft.js
+++ b/craft.js
@@ -141,6 +141,11 @@ class Craft{
                 }
             }
         }
+        //apply material tiers - the good thing is that this should be symmetric.
+        for (const mat of this.mat_tiers) {
+
+        }
+
         //apply ingredient effectivness - on ids, and reqs (itemIDs). NOT on durability, duration, or charges.
         let eff_flat = eff.flat();
         //console.log(eff_flat);
diff --git a/crafter.js b/crafter.js
index a39d09d..50ee06e 100644
--- a/crafter.js
+++ b/crafter.js
@@ -108,7 +108,7 @@ function calculateCraft() {
                 break;
             }
         }
-        if (mat_tiers.length < i) { //defualt to t3
+        if (mat_tiers.length < i) { //default to t3
             mat_tiers.push(3);
             document.getElementById("mat-"+i+"-3").classList.add("toggleOn");
         }