diff --git a/mods/a_bundle_of_tests.js b/mods/a_bundle_of_tests.js
index 0f36dfb6..fd30e89b 100644
--- a/mods/a_bundle_of_tests.js
+++ b/mods/a_bundle_of_tests.js
@@ -53,6 +53,69 @@ function rctest(centerX,centerY,integer,chosenElement,createPixels=true,replaceP
 	return true;
 };
 
+var canSupportWithEdge = function(x,y) {
+	if(outOfBounds(x,y)) { //count edges
+		return true;
+	} else {
+		if(!isEmpty(x,y,true)) { //if there is a pixel
+			if(elements[pixelMap[x][y].element].state === "solid") {
+				return true;
+			} else {
+				return false;
+			};
+		};
+	};
+};
+
+/*var csweCharacter = function(x,y) { //Debug function
+	if(canSupportWithEdge(x,y)) {
+		return "X";
+	} else {
+		return ".";
+	};
+};*/
+
+xor = function(c1,c2) { //Unused
+	if(!!c1 && !c2) {
+		return true;
+	} else if(!c1 && !!c2) {
+		return true;
+	} else {
+		return false;
+	};
+};
+
+var powderMovementSnippet = function(pixel) { //Unused
+	if (!tryMove(pixel, pixel.x, pixel.y+1)) {
+		if (Math.random() < 0.5) {
+			if (!tryMove(pixel, pixel.x+1, pixel.y+1)) {
+				tryMove(pixel, pixel.x-1, pixel.y+1);
+			};
+		} else {
+			if (!tryMove(pixel, pixel.x-1, pixel.y+1)) {
+				tryMove(pixel, pixel.x+1, pixel.y+1);
+			};
+		};
+	};
+};
+
+var sturdyMovementSnippet = function(pixel) { //readability wrapper
+	tryMove(pixel, pixel.x, pixel.y+1);
+};
+
+function includesArray(parentArray, testArray) { //from portals.js
+    for (let i = 0; i < parentArray.length; i++) {
+        if (parentArray[i].every(function(value, index) { return value === testArray[index]})) {
+            return true;
+        };
+    };
+    return false;
+};
+
+ddAnchorArray = [];
+
+distanceScale = 1;
+
 elements.hsl_tool_test = { //with help from ryan
     color: ["#cf3030","cf7f30","#cfcf30"],
     tool: function(pixel) {
@@ -91,4 +154,124 @@ elements.temporal_wall_test = {
 	state: "solid",
 	density: 1000,
 	category: "special",
-};
\ No newline at end of file
+};
+
+elements.steel_silk = {
+	color: ["#DCDEDF", "#C7C9CA", "#B9BBBC"],
+	tick: function(pixel) {
+		var px = pixel.x;
+		var py = pixel.y;
+
+		var supportCondition1 = (canSupportWithEdge(px-1,py-1) && canSupportWithEdge(px+1,py-1))	// V shape
+		var supportCondition2 = (canSupportWithEdge(px-1,py) && canSupportWithEdge(px+1,py)) 		// - shape
+		var supportCondition3 = (canSupportWithEdge(px-1,py+1) && canSupportWithEdge(px+1,py+1))	// Λ shape
+		var supportCondition4 = (canSupportWithEdge(px-1,py+1) && canSupportWithEdge(px+1,py-1))	// / shape
+		var supportCondition5 = (canSupportWithEdge(px-1,py-1) && canSupportWithEdge(px+1,py+1))	// \ shape
+		var supportCondition6 = (canSupportWithEdge(px-1,py-1) && canSupportWithEdge(px+1,py))		// '- shape
+		var supportCondition7 = (canSupportWithEdge(px-1,py+1) && canSupportWithEdge(px+1,py))		// ,- shape
+		var supportCondition8 = (canSupportWithEdge(px+1,py-1) && canSupportWithEdge(px-1,py))		// -' shape
+		var supportCondition9 = (canSupportWithEdge(px+1,py+1) && canSupportWithEdge(px-1,py))		// -, shape
+		//var supportCondition6 = xor(canSupportWithEdge(px-1,py-1),canSupportWithEdge(px+1,py+1))	// one-side support
+		var supports = (supportCondition1 || supportCondition2 || supportCondition3 || supportCondition4 || supportCondition5 || supportCondition6 || supportCondition7 || supportCondition8 || supportCondition9);
+		/*if(pixelTicks % 10 == 0) {
+			console.log(`Pixel at (${px},${py})`);
+			console.log(`> ${csweCharacter(px-1,py-1)} ${csweCharacter(px+1,py-1)}\n> ${csweCharacter(px-1,py*1)} ${csweCharacter(px+1,py*1)}\n> ${csweCharacter(px-1,py+1)} ${csweCharacter(px+1,py+1)}`);
+		};*/
+
+		if (pixel.start === pixelTicks) {return}
+		if (pixel.charge && elements[pixel.element].behaviorOn) {
+			pixelTick(pixel)
+		};
+
+		if(!supports) {
+			powderMovementSnippet(pixel);
+		};
+	},
+	tempHigh: 1455.5,
+	stateHigh: ["molten_steel", "molten_steel", "molten_steel", "molten_steel", "molten_steel", "molten_steel", "molten_steel", "molten_steel", "molten_steel", null],
+	category: "solids",
+	conduct: 0.48,
+	hardness: 0.79,
+	movable: true,
+	category: "solids",
+	state: "solid",
+	density: 6850,
+	breakInto: "metal_scrap",
+};
+
+function includesArray(parentArray, testArray) {
+    for (let i = 0; i < parentArray.length; i++) {
+        if (parentArray[i].every(function(value, index) { return value === testArray[index]})) {
+            return true;
+        }
+    }
+    return false;
+}
+
+elements.distance_display = {
+	color: "#00FFFF",
+	properties: {
+		distanceGetter: null,
+	},
+	tick: function(pixel) {
+		var distance = Infinity;
+		var oldDistance = Infinity;
+		
+		//if(!ddAnchorArray) { ddAnchorArray = [] }
+		/*if(!Array.isArray(ddAnchorArray)) { ddAnchorArray = [] }
+		for (var i = 1; i < width; i++) { //Find and store all anchor pixels
+			for (var j = 1; j < height; j++) {
+			};
+		};*/
+		
+		var px = pixel.x;
+		var py = pixel.y;
+		
+		if(ddAnchorArray.length > 0) {
+			for(i = 0; i < ddAnchorArray.length; i++) {
+				var newX = ddAnchorArray[i][0];
+				var newY = ddAnchorArray[i][1];
+				if(isEmpty(newX,newY)) {
+					ddAnchorArray.splice(i,1);
+				} else {
+					var checkPixel = pixelMap[newX][newY];
+					if(checkPixel.element !== "distance_display_anchor") {
+						ddAnchorArray.splice(i,1);
+					} else {
+						distanceCandidate = pyth(px,py,newX,newY);
+						if(distanceCandidate < distance) {
+							distance = pyth(px,py,newX,newY);
+						};
+					};
+				};
+			};
+		} else {
+			distance = null;
+		};
+		
+		pixel.distanceGetter = distance;
+		
+		if(distance !== null) {
+			var processedDistance = Math.min(255,Math.max(0,Math.round(distance * distanceScale)));
+			pixel.color = `rgb(0,${processedDistance},255)`;
+		} else {
+			pixel.color = `rgb(0,255,255)`;
+		};
+	},
+	category: "machines",
+	state: "solid",
+};
+
+elements.distance_display_anchor = {
+	color: "#0000FF",
+	behavior: behaviors.WALL,
+	tick: function(pixel) {
+		var px = pixel.x;
+		var py = pixel.y;
+		if(!includesArray(ddAnchorArray,[px,py])) {
+			ddAnchorArray.push([px,py]);
+		};
+	},
+	category: "machines",
+	state: "solid",
+};