diff --git a/mods/Sulfuric_Dixode.js b/mods/Sulfuric_Dixode.js
new file mode 100644
index 00000000..c2fa7d52
--- /dev/null
+++ b/mods/Sulfuric_Dixode.js
@@ -0,0 +1,125 @@
+if (typeof elements === "undefined") {
+  var elements = {};
+}
+if (typeof behaviors === "undefined") {
+  var behaviors = {};
+}
+if (typeof pixelMap === "undefined") {
+  var pixelMap = [];
+}
+if (typeof adjacentCoords === "undefined") {
+  var adjacentCoords = [
+    { x: 1, y: 0 },
+    { x: -1, y: 0 },
+    { x: 0, y: 1 },
+    { x: 0, y: -1 },
+    { x: 1, y: 1 },
+    { x: 1, y: -1 },
+    { x: -1, y: 1 },
+    { x: -1, y: -1 },
+  ];
+}
+if (typeof changePixel === "undefined") {
+  var changePixel = function (pixel, elemName) {
+    pixel.element = elemName;
+  };
+}
+
+elements.sulfuric_acid = {
+  name: "Sulfuric Acid",
+  color: ["#c8e0ff", "#d4e8ff", "#b8d4ff"],
+  behavior: behaviors.LIQUID,
+  category: "liquids",
+  state: "liquid",
+  density: 1840,
+  tempHigh: 337,
+  stateHigh: "sulfuric_acid_gas",
+  tempLow: 10,
+  stateLow: "frozen_sulfuric_acid",
+  conduct: 1,
+  stain: 0.4,
+  viscosity: 0.02,
+  desc: "A highly corrosive, dense mineral acid. Reacts violently with water and metals.",
+  reactions: {
+    water: { elem1: "steam", elem2: "sulfuric_acid", chance: 0.6, temp1: 80 },
+    ice: { elem1: "water", elem2: "sulfuric_acid", chance: 0.7, temp1: 40 },
+    iron: { elem1: "hydrogen", elem2: "rust", chance: 0.4 },
+    steel: { elem1: "hydrogen", elem2: "corroded_steel", chance: 0.4 },
+    aluminum: { elem1: "hydrogen", elem2: "corroded_aluminum", chance: 0.4 },
+    wood: { elem1: "carbon", elem2: "sulfuric_acid", chance: 0.5 },
+    plant: { elem1: "carbon", elem2: "sulfuric_acid", chance: 0.5 },
+    flesh: { elem1: "carbon", elem2: "sulfuric_acid", chance: 0.5 },
+  },
+  tick: function (pixel) {
+    if (Math.random() < 0.05) {
+      var coord =
+        adjacentCoords[Math.floor(Math.random() * adjacentCoords.length)];
+      var x = pixel.x + coord.x;
+      var y = pixel.y + coord.y;
+      if (pixelMap[x] && pixelMap[x][y]) {
+        var other = pixelMap[x][y];
+        var elemDef = elements[other.element];
+        if (!elemDef) {
+          return;
+        }
+        if (elemDef.state === "solid" && !elemDef.acid_resistant) {
+          if (Math.random() < 0.1) {
+            changePixel(other, "corroded_matter");
+          }
+        }
+      }
+    }
+  },
+};
+
+elements.sulfuric_acid_gas = {
+  name: "Sulfuric Acid Gas",
+  color: ["#e0f0ff", "#d0e4ff"],
+  behavior: behaviors.GAS,
+  category: "gases",
+  state: "gas",
+  density: 2,
+  desc: "Vaporized sulfuric acid.",
+};
+
+elements.frozen_sulfuric_acid = {
+  name: "Frozen Sulfuric Acid",
+  color: ["#9fb8e0", "#8fa8d0"],
+  behavior: behaviors.WALL,
+  category: "solids",
+  state: "solid",
+  density: 1900,
+  tempHigh: 10,
+  stateHigh: "sulfuric_acid",
+  desc: "Solidified sulfuric acid.",
+};
+
+elements.corroded_matter = {
+  name: "Corroded Matter",
+  color: ["#3a3a3a", "#2e2e2e", "#444444"],
+  behavior: behaviors.POWDER,
+  category: "powders",
+  state: "solid",
+  density: 1500,
+  desc: "Generic material heavily corroded by acid.",
+};
+
+elements.corroded_steel = {
+  name: "Corroded Steel",
+  color: ["#4b4b4b", "#555555", "#3f3f3f"],
+  behavior: behaviors.POWDER,
+  category: "powders",
+  state: "solid",
+  density: 7700,
+  desc: "Steel degraded by sulfuric acid.",
+};
+
+elements.corroded_aluminum = {
+  name: "Corroded Aluminum",
+  color: ["#6f6f6f", "#7a7a7a", "#656565"],
+  behavior: behaviors.POWDER,
+  category: "powders",
+  state: "solid",
+  density: 2600,
+  desc: "Aluminum degraded by sulfuric acid.",
+};